Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7743997 | Handheld combination bar code and RFID reader with integrated electronics and antenna | Steven V. Leone, Larry Canipe | 2010-06-29 |
| 7701343 | Antenna for a combination EAS/RFID tag with a detacher | Gary Mark Shafer | 2010-04-20 |
| 7692543 | Antenna for a combination EAS/RFID tag with a detacher | Gary Mark Shafer | 2010-04-06 |
| 7612719 | RFID near field linear antenna | Gary Mark Shafer | 2009-11-03 |
| 7420463 | Wide exit electronic article surveillance antenna system | Stewart E. Hall, William Farrell, Stanley Strzelec | 2008-09-02 |
| 7317426 | Core antenna for EAS and RFID applications | Stewart E. Hall, William Farrell | 2008-01-08 |
| 7209090 | High efficiency core antenna and construction method | Stewart E. Hall, Brent F. Balch, William Farrell | 2007-04-24 |
| 7202790 | Techniques for tuning an antenna to different operating frequencies | Gary Mark Shafer | 2007-04-10 |
| 7154447 | Nanocrystalline core antenna for EAS and RFID applications | Eddie H. Keith | 2006-12-26 |
| 7091858 | Wide exit electronic article surveillance antenna system | Stewart E. Hall, William Farrell | 2006-08-15 |
| 7019651 | EAS and RFID systems incorporating field canceling core antennas | Stewart E. Hall, Brent F. Balch | 2006-03-28 |
| 6970141 | Phase compensated field-cancelling nested loop antenna | Gary Mark Shafer | 2005-11-29 |
| 6549371 | Automatic rewind detection for magnetic tape cassettes | Olin S. Giles, Hubert A. Patterson | 2003-04-15 |
| 6538572 | Printed bias magnet for electronic article surveillance marker | Ming-Ren Lian, Kevin Romer | 2003-03-25 |
| 6181245 | Magnetomechanical electronic article surveillance marker with bias element having abrupt deactivation/magnetization characteristic | Kevin R. Coffey | 2001-01-30 |
| 6169483 | Self-checkout/self-check-in RFID and electronics article surveillance system | Touraj Ghaffari, Gary Mark Shafer, James Gruszynski, Philip J. Parker | 2001-01-02 |
| 6111507 | Energizing circuit for EAS marker deactivation device | Jorge F. Alicot, Douglas A. Narlow, David Lambeth | 2000-08-29 |
| 6084515 | Coil array for EAS marker deactivation device | Steven R. Maitin | 2000-07-04 |
| 6060988 | EAS marker deactivation device having core-wound energized coils | Kevin R. Coffey | 2000-05-09 |
| 6020817 | Method and apparatus for activating magnetomechanical EAS markers while preventing formation of demagnetization field | Ming-Ren Lian | 2000-02-01 |
| 6011474 | Multiple-use deactivation device for electronic article surveillance markers | Kevin R. Coffey, Wing K. Ho | 2000-01-04 |
| 5949334 | Magnetostrictive element having optimized bias-field-dependent resonant frequency characteristic | Ming-Ren Lian, Nen-Chin Liu, Kevin R. Coffey, Wing K. Ho, Robert C. O'Handley | 1999-09-07 |
| 5949318 | Apparatus for activating/deactivating sensors used with EAS tags | Markus B. Kopp, Paul N. Manente | 1999-09-07 |
| 5920262 | Omnidirectional deactivator for magnetic labels or tags of EAS systems | — | 1999-07-06 |
| 5905435 | Apparatus for deactivating magnetomechanical EAS markers affixed to magnetic recording medium products | Kevin R. Coffey | 1999-05-18 |